2011-02-09-1.5.1-released.md

title	1.5.1 Released
layout	post
author	fred, the rubygems robot
author_email	nick@gemcutter.org

NOTE: gem update --system is broken. See UPGRADING.rdoc.

Minor Enhancement:

• Added ability to do gem update --system X.Y.Z.

Bug Fixes:

• Scrub !!null YAML from 1.9.2 (install and build).
• Added missing requires for user_interaction.
• Wrote option processing tests for gem update.
• Updated upgrading doco for new gem update --system option.
• Fixed SilentUI for cygwin; try /dev/null first then fall back to NUL.
• RubyGems now enforces ruby 1.8.7 or newer.